Finally find the Android Service of your dreams after 13 years In this article I am going to show you cool Android feature, introduced in 2012, and I will try to write UI in Compose for it. While …

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Android's DreamService (Daydream), introduced in Android 4.2 (2012), lets developers display custom UI while a device is charging and sleeping. This walkthrough shows how to implement a DreamService with Jetpack Compose instead of traditional Views. The key challenge is that DreamService lacks ViewTreeLifecycleOwner and SavedStateRegistryOwner support, which Compose requires. The solution involves implementing SavedStateRegistryOwner on the DreamService, manually wiring up LifecycleRegistry and SavedStateRegistryController, and attaching them to a ComposeView before calling setContentView.